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Finding the Fourth Proportional to 49,794.80, 68,694.60 and 33,656.96

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Solution

The fourth proportional to 49,794.80, 68,694.60 and 33,656.96 is: 46,431.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,794.80 : 68,694.60 = 33,656.96 : x
  2. Step 2: Convert to fraction form
    49,794.80/68,694.60 = 33,656.96/x
  3. Step 3: Cross multiply
    49,794.80x = 68,694.60 × 33,656.96
  4. Step 4: Simplify right side
    49,794.80x = 2,312,051,404.42
  5. Step 5: Solve for x
    x = 2,312,051,404.42/49,794.80
  6. Step 6: Final answer
    x = 46,431.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.